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Fix MassStorageKeyboard demo USE_INTERNAL_SERIAL check being performed before the required library headers were included, causing a compilation error.

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Added notes to the class driver functions indicating which functions require what Device/Host state machine states to function.
This commit is contained in:
Dean Camera
2010-01-04 13:34:02 +00:00
parent 1e1cf2c499
commit 6122ba93cf
17 changed files with 159 additions and 19 deletions
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15
LUFA/Drivers/USB/Class/Host/CDC.h
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@@ -177,6 +177,9 @@
/** Sends a given string to the attached USB device, if connected. If a device is not connected when the function is called, the
* string is discarded.
*
* \note This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
* call will fail.
*
* \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class host configuration and state
* \param[in] Data Pointer to the string to send to the device
* \param[in] Length Size in bytes of the string to send to the device
@@ -189,6 +192,9 @@
/** Sends a given byte to the attached USB device, if connected. If a host is not connected when the function is called, the
* byte is discarded.
*
* \note This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
* call will fail.
*
* \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class host configuration and state
* \param[in] Data Byte of data to send to the device
*
@@ -197,6 +203,9 @@
uint8_t CDC_Host_SendByte(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, const uint8_t Data) ATTR_NON_NULL_PTR_ARG(1);
/** Determines the number of bytes received by the CDC interface from the device, waiting to be read.
*
* \note This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
* call will fail.
*
* \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class host configuration and state
*
@@ -208,6 +217,9 @@
* returns 0. The \ref CDC_Host_BytesReceived() function should be queried before data is received to ensure that no data
* underflow occurs.
*
* \note This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
* call will fail.
*
* \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class host configuration and state
*
* \return Next received byte from the device, or 0 if no data received
@@ -215,6 +227,9 @@
uint8_t CDC_Host_ReceiveByte(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
/** Flushes any data waiting to be sent, ensuring that the send buffer is cleared.
*
* \note This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
* call will fail.
*
* \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class host configuration and state
*